modern-politics111:
https://www.irs.gov/charities-non-profits/irs-complaint-process-tax-exempt-organizations
3. Nature of violation
- Directors/Officers/Persons are using income/assets for personal gain
- Organization is engaged in commercial, for-profit business activities
- Income/Assets are being used to support illegal or terrorist activities
- Organization is involved in a political campaign
- Organization is engaged in excessive lobbying activities
- Organization refused to disclose or provide a copy of Form 990
- Organization failed to report employment, income or excise tax liability properly
- Organization failed to file required federal tax returns and forms
- Organization engaged in deceptive or improper fundraising practices
- Other (describe)